Trial reportBreast cancer research and treatment2018
Health-related quality of life of postmenopausal women with hormone receptor-positive, human epidermal growth factor receptor 2-negative advanced breast cancer treated with ribociclib + letrozole: results from MONALEESA-2.
Trial report in Breast cancer research and treatment, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT01958021 (A Randomized Double-blind, Placebo-controlled Study of LEE011 in Combination With Letrozole for the Treatment of Postmenopausal Women With Hormone Receptor Positive, HER2 Negative, Advanced Breast Cancer Who Received no Prior Therapy for Advanced Disease), which is not on this map. Cited by 44 papers, 6 of them syntheses that pooled it.
What it found
Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.
The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
A Randomized Double-blind, Placebo-controlled Study of LEE011 in Combination With Letrozole for the Treatment of Postmenopausal Women With Hormone Receptor Positive, HER2 Negative, Advanced Breast Cancer Who Received no Prior Therapy for Advanced Disease
Who cites it
44 citing papers in PubMed, 6 syntheses or guidelines pooled it, 92 citations in OpenAlex.
- Guidance for Canadian Breast Cancer Practice: National Consensus Recommendations for the Systemic Treatment of Patients with HR+/HER2- Metastatic Breast Cancer 2025.Current oncology (Toronto, Ont.) · 2026Guideline
- Impact of CDK4/6 inhibitors on health-related quality of life outcomes in patients with metastatic breast cancer: A systematic review and meta-analysis.Journal of managed care & specialty pharmacy · 2025Pooled it
- Health-related quality of life in breast cancer patients treated with CDK4/6 inhibitors: a systematic review.ESMO open · 2022Pooled it
- Endocrine Treatment and Targeted Therapy for Hormone Receptor-Positive, Human Epidermal Growth Factor Receptor 2-Negative Metastatic Breast Cancer: ASCO Guideline Update.Journal of clinical oncology : official journal of the American Society of Clinical Oncology · 2021Pooled it
- Quality of life of therapies for hormone receptor positive advanced/metastatic breast cancer: Regulatory aspects and clinical impact in Europe.Breast (Edinburgh, Scotland) · 2021Pooled it
- Time to deterioration in cancer randomized clinical trials for patient-reported outcomes data: a systematic review.Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation · 2020Pooled it
- Health-Related Quality of Life in Patients with HR+/HER2- Early Breast Cancer Treated with Ribociclib Plus a Nonsteroidal Aromatase Inhibitor: Results from the NATALEE Trial.Clinical cancer research : an official journal of the American Association for Cancer Research · 2025Trial
- Comparing Ribociclib versus Palbociclib as a Second Line Treatment in Combination with Fulvestrant in Metastatic Breast Cancer: A Randomized Clinical Trial.Asian Pacific journal of cancer prevention : APJCP · 2024Trial
- Safety and Efficacy of Ribociclib in Combination with Letrozole in Patients with HR+, HER2- Advanced Breast Cancer: Results from the Italian Subpopulation of Phase 3b CompLEEment-1 Study.Targeted oncology · 2022Trial
- Full population results from the core phase of CompLEEment-1, a phase 3b study of ribociclib plus letrozole as first-line therapy for advanced breast cancer in an expanded population.Breast cancer research and treatment · 2021Trial
- Ribociclib plus fulvestrant for advanced breast cancer: Health-related quality-of-life analyses from the MONALEESA-3 study.Breast (Edinburgh, Scotland) · 2020Trial
- Health-Related Quality of Life in MONARCH 2: Abemaciclib plus Fulvestrant in Hormone Receptor-Positive, HER2-Negative Advanced Breast Cancer After Endocrine Therapy.The oncologist · 2020Trial
- Guidelines for the Diagnosis and Treatment of Advanced Breast Cancer in China (2024 Edition).Cancer innovation · 2025Article
- CDK4/6 inhibitor plus endocrine therapy for advanced breast cancer: results from a web-based survey in Japan.Future oncology (London, England) · 2025Article
- Guidelines for diagnosis and treatment of advanced breast cancer in China (2022 edition).Journal of the National Cancer Center · 2024Article
- Updated Austrian treatment algorithm for metastatic triple-negative breast cancer.Wiener klinische Wochenschrift · 2024Review
- Cyclin-Dependent Kinase 4/6 Inhibitors Plus Endocrine Therapy versus Endocrine Therapy Alone for HR-Positive, HER-2-Negative Early Breast Cancer: Meta-Analysis of Phase III Randomized Clinical Trials.Journal of personalized medicine · 2024Review
- The NEOLETRIB trial: neoadjuvant treatment with Letrozole and Ribociclib in ER-positive, HER2-negative breast cancer.Future oncology (London, England) · 2024Article
- Disease landscape of advanced HER2-breast cancer patients by treatment line in three EU countries and USA.Future oncology (London, England) · 2024Article
- Quality of Life and Treatment-Related Side Effects in Patients With HR+/HER2- Advanced Breast Cancer: Findings From a Multicountry Survey.The oncologist · 2023Article
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
10 authors at 6 institutions in 5 countries.
Funding
Abstract
purposeEvaluate patient-reported outcomes (PROs) for postmenopausal women with hormone receptor-positive (HR+), human epidermal growth factor receptor 2-negative (HER2-) advanced breast cancer treated with first-line ribociclib plus letrozole.
methodsIn the phase III MONALEESA-2 study (NCT01958021), 668 patients were randomized 1:1 to ribociclib (600 mg/day; 3-weeks-on/1-week-off) plus letrozole (2.5 mg/day) or placebo plus letrozole. PROs were assessed using the European Organisation for Research and Treatment of Cancer core quality-of-life (EORTC QLQ-C30) and breast cancer-specific (EORTC QLQ-BR23) questionnaires. Changes from baseline and time to deterioration in health-related quality of life (HRQoL) were analyzed using linear mixed-effect and stratified Cox regression models, respectively. Exploratory analysis of area-under-the-curve for change from baseline in pain score (AUC-pain) was performed.
resultsOn-treatment HRQoL scores were consistently maintained from baseline and were similar between arms. A clinically meaningful (> 5 points) reduction in pain score was observed as early as Week 8 and was maintained up to Cycle 15 in the ribociclib arm. A statistically significant increase in mean AUC-pain was also observed in the ribociclib arm. Scores for all other EORTC QLQ-C30 and EORTC QLQ-BR23 domains were maintained from baseline and were similar between arms.
conclusionsHRQoL was consistently maintained from baseline in postmenopausal women with HR+, HER2- advanced breast cancer receiving ribociclib plus letrozole and was similar to that observed in the placebo plus letrozole arm. Together with the improved clinical efficacy and manageable safety profile, these PRO results provide additional support for the benefit of ribociclib plus letrozole in this patient population.
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What OpenQuestion holds
Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.